Saxton, Dolores F. Programmed instruction in arithmetic, dosages, and solutions / Dolores F. Saxton, John F. Walter. - 3rd ed. - St. Louis, Mo. : C. V. Mosby, 1974. - vii, 65 p. ; 26 cm. ISBN: 0801643333 Subjects--Topical Terms: Pharmaceutical arithmetic--Programmed instruction.